Western Port - North Arm Entrance Weather Forecast

    • 14
    • 21

    Mostly sunny

    • 14
    • 25

    Shower or two. Windy

    • 10
    • 14

    Possible early shower

    • 7
    • 15

    Sunny

    • 8
    • 18

    Mostly sunny

    • 12
    • 21

    Mostly sunny

    • 14
    • 21

    Partly cloudy

Today 19 Sep Central

Mostly sunny. Winds north to northwesterly 25 to 40 km/h tending west to northwesterly 25 to 35 km/h in the middle of the day then tending north to northwesterly 15 to 20 km/h in the evening. Daytime maximum temperatures 20 to 25.

Western Port Local Waters

Wind
Northwesterly 10 to 15 knots decreasing to about 10 knots in the early afternoon.
Seas
Below 1 metre.
Weather
Mostly sunny.
Weather Situation
A high pressure system over NSW will persist into later today as a cold front crosses waters south of the Bight. The front is forecast to enter western Victoria on Sunday afternoon, reaching central districts during the evening before crossing eastern Victoria on Sunday night. A high pressure system south of the Bight will move quickly east on Monday, moving over western Bass Strait by Monday night as it extends a ridge over southern Victoria. The high will then move over the Tasman Sea on Tuesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Western Port - North Arm Entrance Temperature Statistics View More

September Temperature

Rhyll (7km)

  • Lowest 18 September, 2026

    7.2 °C

  • Average September

    13 °C

  • Highest 13 September, 2026

    22.5 °C

Climate (2021–2026)

Rhyll (7km)

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  • Average Low 2021–2026

    12.2 °C

  • Average 2021–2026

    15.2 °C

  • Average High 2021–2026

    19.4 °C
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